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Pyroxenite
Pyroxenite

Dolomite
Dolomite



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Pyroxenite
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Dolomite
1 Definition
1.1 Definition
Pyroxenite is a dark, greenish, granular intrusive igneous rock consisting mainly of pyroxenes and olivine
Dolomite is a sedimentary rock containing more than 50 percent of the mineral dolomite by weight
1.2 History
1.2.1 Origin
Unknown
Southern Alps, France
1.2.2 Discoverer
Unknown
Dolomieu
1.3 Etymology
From pyro- fire + Greek xenos stranger as the mineral group was new to igneous rocks
From French, from the name of Dolomieu (1750–1801), the French geologist who discovered the rock
1.4 Class
Igneous Rocks
Sedimentary Rocks
1.4.1 Sub-Class
Durable Rock, Hard Rock
Durable Rock, Medium Hardness Rock
1.5 Family
1.5.1 Group
Plutonic
Not Applicable
1.6 Other Categories
Coarse Grained Rock, Opaque Rock
Coarse Grained Rock, Fine Grained Rock, Medium Grained Rock, Opaque Rock